Book a Demo
Select a topic
India Class IX
Change textbook
N
u
m
b
e
r
s
a
n
d
R
a
t
i
o
n
a
l
N
u
m
b
e
r
s
M
e
a
s
u
r
e
m
e
n
t
G
e
o
m
e
t
r
y
C
i
r
c
l
e
G
e
o
m
e
t
r
y
F
i
n
d
i
n
g
a
n
g
l
e
s
i
n
C
i
r
c
l
e
s
L
e
n
g
t
h
s
i
n
C
i
r
c
l
e
s
C
h
o
r
d
s
o
f
a
C
i
r
c
l
e
C
y
c
l
i
c
Q
u
a
d
r
i
l
a
t
e
r
a
l
s
T
a
n
g
e
n
t
s
t
o
C
i
r
c
l
e
s
A
l
t
e
r
n
a
t
e
S
e
g
m
e
n
t
s
a
n
d
I
n
t
e
r
s
e
c
t
i
n
g
C
h
o
r
d
s
a
n
d
S
e
c
a
n
t
s
P
r
o
o
f
s
u
s
i
n
g
c
y
c
l
i
c
q
u
a
d
r
i
l
a
t
e
r
a
l
s
L
o
c
a
t
i
o
n
a
n
d
T
r
a
n
s
f
o
r
m
a
t
i
o
n
C
o
n
g
r
u
e
n
c
e
a
n
d
S
i
m
i
l
a
r
i
t
y
C
o
d
i
n
g
a
n
d
A
l
g
o
r
i
t
h
m
s
I
n
d
i
c
e
s
S
c
i
e
n
t
i
f
i
c
N
o
t
a
t
i
o
n
S
u
r
d
s
E
q
u
a
t
i
o
n
s
L
i
n
e
a
r
E
q
u
a
t
i
o
n
s
F
a
c
t
o
r
i
s
a
t
i
o
n
F
u
r
t
h
e
r
e
q
u
a
t
i
o
n
s
F
u
n
c
t
i
o
n
s
(
G
r
a
p
h
s
a
n
d
B
e
h
a
v
i
o
u
r
)
P
o
l
y
n
o
m
i
a
l
s
(
M
a
n
i
p
u
l
a
t
i
o
n
a
n
d
Z
e
r
o
s
)
P
r
o
b
a
b
i
l
i
t
y
D
a
t
a
Log in
Sign up
Book a Demo
Select a subtopic to start exploring